diff --git a/dev/requirements.txt b/dev/requirements.txt
index 27ceb4c..be7f8a6 100644
--- a/dev/requirements.txt
+++ b/dev/requirements.txt
@@ -29,7 +29,7 @@ pickleshare==0.7.5
 prometheus-client==0.8.0
 prompt-toolkit==3.0.5
 ptyprocess==0.6.0
-Pygments==2.6.1
+Pygments==2.7.4
 pyparsing==2.4.7
 pyrsistent==0.16.0
 python-dateutil==2.8.1